Schedule II - Valuation And Qualifying Accounts

12 Months Ended

Dec. 31, 2017

SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS

	Balance at						Balance
	Beginning						at End
	of Period		Additions		(Deductions)		of Period
Allowance for Doubtful Accounts:
Year ended December 31, 2017	$	5,231	$	11,711	$	(5,864)	$	11,078
Year ended December 31, 2016	$	75,160	$	13,348	$	(83,277)	$	5,231
Year ended December 31, 2015	$	52,213	$	72,877	$	(49,930)	$	75,160
Inventory Reserve:
Year ended December 31, 2017	$	563,815	$	5,330,198	$	(2,424,566)	$	3,469,447
Year ended December 31, 2016	$	10,662	$	564,451	$	(11,298)	$	563,815
Year ended December 31, 2015	$	27,274	$	59,581	$	(76,193)	$	10,662
Deferred Tax Asset Valuation Allowance:
Year ended December 31, 2017	$	72,634,000	$	—	$	(21,140,000)	$	51,494,000
Year ended December 31, 2016	$	69,014,000	$	3,620,000	$	—	$	72,634,000
Year ended December 31, 2015	$	69,307,000	$	—	$	(293,000)	$	69,014,000

Allowances and reserves are deducted from the accounts to which they apply